#583CA0#583CA0
#583CA0 is a dark, vivid violet. Relative luminance 0.078; OKLCH L 44.4% C 0.154 H 291.8°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).
Color values
| HEX | #583CA0 |
|---|---|
| RGB | rgb(88, 60, 160) |
| HSL | hsl(257, 45%, 43%) |
| HSV | hsv(257, 63%, 63%) |
| CMYK | cmyk(45%, 62.5%, 0%, 37.3%) |
| CIE-LAB | lab(33.66, 36.69, -50.25) |
| CIE-LCH | lch(33.66, 62.22, 306.13°) |
| OKLab | oklab(44.37% 0.0573 -0.1435) |
| OKLCH | oklch(44.37% 0.154 291.8) |
| XYZ | xyz(11.9838, 7.8441, 34.1335) |
| Luminance | 0.0784 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Rebeccapurple
#663399
ΔE00 4.14
Ocean Blue
#4F42B5
ΔE00 4.22
Blueberry
#464196
ΔE00 4.42
Darkslateblue
#483D8B
ΔE00 4.58
Blue With A Hint Of Purple
#533CC6
ΔE00 5.77
Bluey Purple
#6241C7
ΔE00 6.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#583CA0 #84A03C
analogous
#3C52A0 #583CA0 #8A3CA0
triadic
#583CA0 #A0583C #3CA058
tetradic
#583CA0 #A03C52 #84A03C #3CA08A
square
#583CA0 #A03C52 #84A03C #3CA08A
split-complementary
#583CA0 #A08A3C #52A03C
monochromatic
#271B47 #402B73 #583CA0 #7659C1 #9A85D1
Accessibility & contrast
On white
8.18
#583CA0 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.57
#583CA0 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #583CA0
8.18:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##583CA0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##583CA0 | 1.00 | 8.18 | 2.57 | 8.18 |
| #FFFFFF | 8.18 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.57 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.18 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0051A3
Deuteranopia (green-blind)
#004D9E
Tritanopia (blue-blind)
#435368
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #583ca0; /* rgb */ color: rgb(88, 60, 160); /* oklch */ color: oklch(44.4% 0.154 291.8);
Tailwind
colors: {
custom: {
50: '#8d73bd',
500: '#583ca0',
950: '#000000',
},
}SCSS
$custom: #583ca0; $custom-light: #8d73bd; $custom-dark: #000000;
JSON
{
"hex": "#583ca0",
"rgb": {
"r": 88,
"g": 60,
"b": 160
},
"hsl": {
"h": 256.8,
"s": 45.455,
"l": 43.137
},
"oklch": {
"l": 0.44368,
"c": 0.15449,
"h": 291.8
},
"luminance": 0.07844
}Semantic roles & 50–950 ramp
primary
#583CA0
secondary
#AABB7C
accent
#D553B1
background
#F9F7FB
surface
#F1EDF7
border
#CBC8D0
text
#0D0812
muted
#7E7B81